Don't lose dialogs during configuration change

Bug: 62442606
Test: Rotate device when a dialog is showing
Change-Id: I616d6030e2c43937e4b59dd7f6d78dd7124228dc
This commit is contained in:
Tony Mantler
2017-08-09 14:16:48 -07:00
parent 3c520f58b5
commit ff2f8c61ba
5 changed files with 216 additions and 20 deletions

View File

@@ -96,6 +96,7 @@ import com.android.settings.widget.SwitchBar;
import com.android.settingslib.RestrictedLockUtils;
import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
import com.android.settingslib.RestrictedSwitchPreference;
import com.android.settingslib.core.ConfirmationDialogController;
import com.android.settingslib.development.AbstractEnableAdbPreferenceController;
import com.android.settingslib.development.DevelopmentSettingsEnabler;
import com.android.settingslib.development.SystemPropPoker;
@@ -211,6 +212,10 @@ public class DevelopmentSettings extends RestrictedSettingsFragment
private static final int[] MOCK_LOCATION_APP_OPS = new int[]{AppOpsManager.OP_MOCK_LOCATION};
private static final String STATE_SHOWING_DIALOG_KEY = "showing_dialog_key";
private String mPendingDialogKey;
private IWindowManager mWindowManager;
private IBackupManager mBackupManager;
private IWebViewUpdateService mWebViewUpdateService;
@@ -342,6 +347,11 @@ public class DevelopmentSettings extends RestrictedSettingsFragment
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
if (icicle != null) {
// Don't show this in onCreate since we might be on the back stack
mPendingDialogKey = icicle.getString(STATE_SHOWING_DIALOG_KEY);
}
mWindowManager = IWindowManager.Stub.asInterface(ServiceManager.getService("window"));
mBackupManager = IBackupManager.Stub.asInterface(
ServiceManager.getService(Context.BACKUP_SERVICE));
@@ -654,6 +664,11 @@ public class DevelopmentSettings extends RestrictedSettingsFragment
mColorModePreference.startListening();
mColorModePreference.updateCurrentAndSupported();
}
if (mPendingDialogKey != null) {
recreateDialogForKey(mPendingDialogKey);
mPendingDialogKey = null;
}
}
@Override
@@ -664,6 +679,12 @@ public class DevelopmentSettings extends RestrictedSettingsFragment
}
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putString(STATE_SHOWING_DIALOG_KEY, getKeyForShowingDialog());
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
@@ -2334,8 +2355,44 @@ public class DevelopmentSettings extends RestrictedSettingsFragment
return false;
}
/**
* Iterates through preference controllers that show confirmation dialogs and returns the
* preference key for the first currently showing dialog. Ideally there should only ever be one.
* @return Preference key, or null if no dialog is showing
*/
private String getKeyForShowingDialog() {
// TODO: iterate through a fragment-wide list of PreferenceControllers and just pick out the
// ConfirmationDialogController objects
final List<ConfirmationDialogController> dialogControllers = new ArrayList<>(2);
dialogControllers.add(mEnableAdbController);
dialogControllers.add(mLogpersistController);
for (ConfirmationDialogController dialogController : dialogControllers) {
if (dialogController.isConfirmationDialogShowing()) {
return dialogController.getPreferenceKey();
}
}
return null;
}
/**
* Re-show the dialog we lost previously
* @param preferenceKey Key for the preference the dialog is for
*/
private void recreateDialogForKey(String preferenceKey) {
// TODO: iterate through a fragment-wide list of PreferenceControllers and just pick out the
// ConfirmationDialogController objects
final List<ConfirmationDialogController> dialogControllers = new ArrayList<>(2);
dialogControllers.add(mEnableAdbController);
dialogControllers.add(mLogpersistController);
for (ConfirmationDialogController dialogController : dialogControllers) {
if (TextUtils.equals(preferenceKey, dialogController.getPreferenceKey())) {
dialogController.showConfirmationDialog(findPreference(preferenceKey));
}
}
}
private void dismissDialogs() {
mEnableAdbController.dismissDialogs();
mEnableAdbController.dismissConfirmationDialog();
if (mAdbKeysDialog != null) {
mAdbKeysDialog.dismiss();
mAdbKeysDialog = null;
@@ -2344,7 +2401,7 @@ public class DevelopmentSettings extends RestrictedSettingsFragment
mEnableDialog.dismiss();
mEnableDialog = null;
}
mLogpersistController.dismissDialogs();
mLogpersistController.dismissConfirmationDialog();
}
public void onClick(DialogInterface dialog, int which) {

View File

@@ -19,8 +19,9 @@ package com.android.settings.development;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.provider.Settings;
import android.support.v14.preference.SwitchPreference;
import android.support.annotation.Nullable;
import android.support.v7.preference.Preference;
import android.support.v7.preference.TwoStatePreference;
import com.android.settings.R;
import com.android.settings.core.PreferenceControllerMixin;
@@ -37,33 +38,43 @@ public class EnableAdbPreferenceController extends AbstractEnableAdbPreferenceCo
}
@Override
public void showConfirmationDialog(SwitchPreference preference) {
public void showConfirmationDialog(@Nullable Preference preference) {
if (preference == null) {
return;
}
final TwoStatePreference twoStatePreference = (TwoStatePreference) preference;
mDialogClicked = false;
dismissDialogs();
dismissConfirmationDialog();
mAdbDialog = new AlertDialog.Builder(mContext).setMessage(
mContext.getString(R.string.adb_warning_message))
.setTitle(R.string.adb_warning_title)
.setPositiveButton(android.R.string.yes, (dialog, which) -> {
mDialogClicked = true;
writeAdbSetting(true);
twoStatePreference.setChecked(true);
})
.setNegativeButton(android.R.string.no, (dialog, which) -> {
preference.setChecked(false);
})
.setNegativeButton(android.R.string.no,
(dialog, which) -> twoStatePreference.setChecked(false))
.show();
mAdbDialog.setOnDismissListener(dialog -> {
// Assuming that onClick gets called first
if (!mDialogClicked) {
preference.setChecked(false);
twoStatePreference.setChecked(false);
}
mAdbDialog = null;
});
}
public void dismissDialogs() {
@Override
public void dismissConfirmationDialog() {
if (mAdbDialog != null) {
mAdbDialog.dismiss();
mAdbDialog = null;
}
}
@Override
public boolean isConfirmationDialogShowing() {
return mAdbDialog != null;
}
}

View File

@@ -19,8 +19,10 @@ package com.android.settings.development;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.support.v7.preference.ListPreference;
import android.support.annotation.Nullable;
import android.support.v7.preference.Preference;
import com.android.settings.R;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settingslib.core.lifecycle.Lifecycle;
import com.android.settingslib.development.AbstractLogpersistPreferenceController;
@@ -35,23 +37,30 @@ public class LogpersistPreferenceController extends AbstractLogpersistPreference
}
@Override
public void showConfirmationDialog(ListPreference preference) {
if (mLogpersistClearDialog != null) dismissDialogs();
mLogpersistClearDialog = new AlertDialog.Builder(mContext).setMessage(
mContext.getString(
com.android.settingslib.R.string.dev_logpersist_clear_warning_message))
.setTitle(com.android.settingslib.R.string.dev_logpersist_clear_warning_title)
public void showConfirmationDialog(@Nullable Preference preference) {
if (preference == null) {
return;
}
if (mLogpersistClearDialog != null) dismissConfirmationDialog();
mLogpersistClearDialog = new AlertDialog.Builder(mContext)
.setMessage(R.string.dev_logpersist_clear_warning_message)
.setTitle(R.string.dev_logpersist_clear_warning_title)
.setPositiveButton(android.R.string.yes, (dialog, which) -> setLogpersistOff(true))
.setNegativeButton(android.R.string.no, (dialog, which) -> updateLogpersistValues())
.show();
mLogpersistClearDialog.setOnDismissListener(dialog -> mLogpersistClearDialog = null);
}
public void dismissDialogs() {
@Override
public void dismissConfirmationDialog() {
if (mLogpersistClearDialog != null) {
mLogpersistClearDialog.dismiss();
mLogpersistClearDialog = null;
}
}
@Override
public boolean isConfirmationDialogShowing() {
return mLogpersistClearDialog != null;
}
}

View File

@@ -0,0 +1,58 @@
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.development;
import static com.google.common.truth.Truth.assertThat;
import android.support.v14.preference.SwitchPreference;
import com.android.settings.TestConfig;
import com.android.settings.testutils.SettingsRobolectricTestRunner;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RuntimeEnvironment;
import org.robolectric.annotation.Config;
@RunWith(SettingsRobolectricTestRunner.class)
@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
public class EnableAdbPreferenceControllerTest {
@Mock
private SwitchPreference mSwitchPreference;
private EnableAdbPreferenceController mController;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
mController
= new EnableAdbPreferenceController(RuntimeEnvironment.application);
}
@Test
public void testIsConfirmationDialogShowing() {
assertThat(mController.isConfirmationDialogShowing()).isFalse();
mController.showConfirmationDialog(mSwitchPreference);
assertThat(mController.isConfirmationDialogShowing()).isTrue();
mController.dismissConfirmationDialog();
assertThat(mController.isConfirmationDialogShowing()).isFalse();
}
}

View File

@@ -0,0 +1,61 @@
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.development;
import static com.google.common.truth.Truth.assertThat;
import android.support.v7.preference.ListPreference;
import com.android.settings.TestConfig;
import com.android.settings.testutils.SettingsRobolectricTestRunner;
import com.android.settingslib.core.lifecycle.Lifecycle;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RuntimeEnvironment;
import org.robolectric.annotation.Config;
@RunWith(SettingsRobolectricTestRunner.class)
@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
public class LogpersistPreferenceControllerTest {
private Lifecycle mLifecycle = new Lifecycle();
@Mock
private ListPreference mListPreference;
private LogpersistPreferenceController mController;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
mController
= new LogpersistPreferenceController(RuntimeEnvironment.application, mLifecycle);
}
@Test
public void testIsConfirmationDialogShowing() {
assertThat(mController.isConfirmationDialogShowing()).isFalse();
mController.showConfirmationDialog(mListPreference);
assertThat(mController.isConfirmationDialogShowing()).isTrue();
mController.dismissConfirmationDialog();
assertThat(mController.isConfirmationDialogShowing()).isFalse();
}
}